/*****************************************************************************
* video_widgets.c : OSD widgets manipulation functions
*****************************************************************************
- * Copyright (C) 2004 the VideoLAN team
+ * Copyright (C) 2004-2005 the VideoLAN team
* $Id$
*
* Author: Yoann Peronneau <yoann@videolan.org>
*****************************************************************************/
#include <stdlib.h> /* free() */
#include <vlc/vout.h>
-#include <osd.h>
+#include <vlc_osd.h>
#include "vlc_video.h"
#include "vlc_filter.h"
-#define STYLE_EMPTY 0
-#define STYLE_FILLED 1
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static void DrawRect( subpicture_t *, int, int, int, int, short );
-static void DrawTriangle( subpicture_t *, int, int, int, int, short );
-static void CreatePicture( spu_t *, subpicture_t *, int, int, int, int );
-static subpicture_t *vout_CreateWidget( spu_t *, int );
-
-/*****************************************************************************
- * Draws a rectangle at the given position in the subpic.
- * It may be filled (fill == STYLE_FILLED) or empty (fill == STYLE_EMPTY).
- *****************************************************************************/
-static void DrawRect( subpicture_t *p_subpic, int i_x1, int i_y1,
- int i_x2, int i_y2, short fill )
-{
- int x, y;
- uint8_t *p_a = p_subpic->p_region->picture.A_PIXELS;
- int i_pitch = p_subpic->p_region->picture.Y_PITCH;
-
- if( fill == STYLE_FILLED )
- {
- for( y = i_y1; y <= i_y2; y++ )
- {
- for( x = i_x1; x <= i_x2; x++ )
- {
- p_a[ x + i_pitch * y ] = 0xff;
- }
- }
- }
- else
- {
- for( y = i_y1; y <= i_y2; y++ )
- {
- p_a[ i_x1 + i_pitch * y ] = 0xff;
- p_a[ i_x2 + i_pitch * y ] = 0xff;
- }
- for( x = i_x1; x <= i_x2; x++ )
- {
- p_a[ x + i_pitch * i_y1 ] = 0xff;
- p_a[ x + i_pitch * i_y2 ] = 0xff;
- }
- }
-}
-
-/*****************************************************************************
- * Draws a triangle at the given position in the subpic.
- * It may be filled (fill == STYLE_FILLED) or empty (fill == STYLE_EMPTY).
- *****************************************************************************/
-static void DrawTriangle( subpicture_t *p_subpic, int i_x1, int i_y1,
- int i_x2, int i_y2, short fill )
-{
- int x, y, i_mid, h;
- uint8_t *p_a = p_subpic->p_region->picture.A_PIXELS;
- int i_pitch = p_subpic->p_region->picture.Y_PITCH;
-
- i_mid = i_y1 + ( ( i_y2 - i_y1 ) >> 1 );
-
- if( i_x2 >= i_x1 )
- {
- if( fill == STYLE_FILLED )
- {
- for( y = i_y1; y <= i_mid; y++ )
- {
- h = y - i_y1;
- for( x = i_x1; x <= i_x1 + h && x <= i_x2; x++ )
- {
- p_a[ x + i_pitch * y ] = 0xff;
- p_a[ x + i_pitch * ( i_y2 - h ) ] = 0xff;
- }
- }
- }
- else
- {
- for( y = i_y1; y <= i_mid; y++ )
- {
- h = y - i_y1;
- p_a[ i_x1 + i_pitch * y ] = 0xff;
- p_a[ i_x1 + h + i_pitch * y ] = 0xff;
- p_a[ i_x1 + i_pitch * ( i_y2 - h ) ] = 0xff;
- p_a[ i_x1 + h + i_pitch * ( i_y2 - h ) ] = 0xff;
- }
- }
- }
- else
- {
- if( fill == STYLE_FILLED )
- {
- for( y = i_y1; y <= i_mid; y++ )
- {
- h = y - i_y1;
- for( x = i_x1; x >= i_x1 - h && x >= i_x2; x-- )
- {
- p_a[ x + i_pitch * y ] = 0xff;
- p_a[ x + i_pitch * ( i_y2 - h ) ] = 0xff;
- }
- }
- }
- else
- {
- for( y = i_y1; y <= i_mid; y++ )
- {
- h = y - i_y1;
- p_a[ i_x1 + i_pitch * y ] = 0xff;
- p_a[ i_x1 - h + i_pitch * y ] = 0xff;
- p_a[ i_x1 + i_pitch * ( i_y2 - h ) ] = 0xff;
- p_a[ i_x1 - h + i_pitch * ( i_y2 - h ) ] = 0xff;
- }
- }
- }
-}
-
-/*****************************************************************************
- * Create Picture: creates subpicture region and picture
- *****************************************************************************/
-static void CreatePicture( spu_t *p_spu, subpicture_t *p_subpic,
- int i_x, int i_y, int i_width, int i_height )
-{
- uint8_t *p_y, *p_u, *p_v, *p_a;
- video_format_t fmt;
- int i_pitch;
-
- /* Create a new subpicture region */
- memset( &fmt, 0, sizeof(video_format_t) );
- fmt.i_chroma = VLC_FOURCC('Y','U','V','A');
- fmt.i_aspect = 0;
- fmt.i_width = fmt.i_visible_width = i_width;
- fmt.i_height = fmt.i_visible_height = i_height;
- fmt.i_x_offset = fmt.i_y_offset = 0;
- p_subpic->p_region = p_subpic->pf_create_region( VLC_OBJECT(p_spu), &fmt );
- if( !p_subpic->p_region )
- {
- msg_Err( p_spu, "cannot allocate SPU region" );
- return;
- }
-
- p_subpic->p_region->i_x = i_x;
- p_subpic->p_region->i_y = i_y;
- p_y = p_subpic->p_region->picture.Y_PIXELS;
- p_u = p_subpic->p_region->picture.U_PIXELS;
- p_v = p_subpic->p_region->picture.V_PIXELS;
- p_a = p_subpic->p_region->picture.A_PIXELS;
- i_pitch = p_subpic->p_region->picture.Y_PITCH;
-
- /* Initialize the region pixels (only the alpha will be changed later) */
- memset( p_y, 0xff, i_pitch * p_subpic->p_region->fmt.i_height );
- memset( p_u, 0x80, i_pitch * p_subpic->p_region->fmt.i_height );
- memset( p_v, 0x80, i_pitch * p_subpic->p_region->fmt.i_height );
- memset( p_a, 0x00, i_pitch * p_subpic->p_region->fmt.i_height );
-}
-
-/*****************************************************************************
- * Creates and initializes an OSD widget.
- *****************************************************************************/
-subpicture_t *vout_CreateWidget( spu_t *p_spu, int i_channel )
-{
- subpicture_t *p_subpic;
- mtime_t i_now = mdate();
-
- /* Create and initialize a subpicture */
- p_subpic = spu_CreateSubpicture( p_spu );
- if( p_subpic == NULL ) return NULL;
-
- p_subpic->i_channel = i_channel;
- p_subpic->i_start = i_now;
- p_subpic->i_stop = i_now + 1200000;
- p_subpic->b_ephemer = VLC_TRUE;
- p_subpic->b_fade = VLC_TRUE;
-
- return p_subpic;
-}
-
/*****************************************************************************
* Displays an OSD slider.
* Types are: OSD_HOR_SLIDER and OSD_VERT_SLIDER.
{
vout_thread_t *p_vout = vlc_object_find( p_caller, VLC_OBJECT_VOUT,
FIND_ANYWHERE );
- subpicture_t *p_subpic;
- int i_x_margin, i_y_margin, i_x, i_y, i_width, i_height;
-
- if( p_vout == NULL )
- {
- return;
- }
- if( !config_GetInt( p_caller, "osd" ) || i_position < 0 )
- {
- vlc_object_release( p_vout );
- return;
- }
- p_subpic = vout_CreateWidget( p_vout->p_spu, i_channel );
- if( p_subpic == NULL )
- {
- return;
- }
-
- i_y_margin = p_vout->render.i_height / 10;
- i_x_margin = i_y_margin;
- if( i_type == OSD_HOR_SLIDER )
- {
- i_width = p_vout->render.i_width - 2 * i_x_margin;
- i_height = p_vout->render.i_height / 20;
- i_x = i_x_margin;
- i_y = p_vout->render.i_height - i_y_margin - i_height;
- }
- else
- {
- i_width = p_vout->render.i_width / 40;
- i_height = p_vout->render.i_height - 2 * i_y_margin;
- i_x = p_vout->render.i_width - i_x_margin - i_width;
- i_y = i_y_margin;
- }
-
- /* Create subpicture region and picture */
- CreatePicture( p_vout->p_spu, p_subpic, i_x, i_y, i_width, i_height );
-
- if( i_type == OSD_HOR_SLIDER )
+ if( p_vout && ( config_GetInt( p_caller, "osd" ) || ( i_position >= 0 ) ) )
{
- int i_x_pos = ( i_width - 2 ) * i_position / 100;
- DrawRect( p_subpic, i_x_pos - 1, 2, i_x_pos + 1,
- i_height - 3, STYLE_FILLED );
- DrawRect( p_subpic, 0, 0, i_width - 1, i_height - 1, STYLE_EMPTY );
+ osd_Slider( p_caller, p_vout->p_spu, p_vout->render.i_width,
+ p_vout->render.i_height, i_channel, i_position, i_type );
}
- else if( i_type == OSD_VERT_SLIDER )
- {
- int i_y_pos = i_height / 2;
- DrawRect( p_subpic, 2, i_height - ( i_height - 2 ) * i_position / 100,
- i_width - 3, i_height - 3, STYLE_FILLED );
- DrawRect( p_subpic, 1, i_y_pos, 1, i_y_pos, STYLE_FILLED );
- DrawRect( p_subpic, i_width - 2, i_y_pos,
- i_width - 2, i_y_pos, STYLE_FILLED );
- DrawRect( p_subpic, 0, 0, i_width - 1, i_height - 1, STYLE_EMPTY );
- }
-
- spu_DisplaySubpicture( p_vout->p_spu, p_subpic );
-
vlc_object_release( p_vout );
- return;
}
/*****************************************************************************
{
vout_thread_t *p_vout = vlc_object_find( p_caller, VLC_OBJECT_VOUT,
FIND_ANYWHERE );
- subpicture_t *p_subpic;
- int i_x_margin, i_y_margin, i_x, i_y, i_width, i_height;
-
- if( p_vout == NULL || !config_GetInt( p_caller, "osd" ) )
+ if( p_vout && config_GetInt( p_caller, "osd" ) )
{
- return;
+ osd_Icon( p_caller, p_vout->p_spu, p_vout->render.i_width,
+ p_vout->render.i_height, i_channel, i_type );
}
-
- p_subpic = vout_CreateWidget( p_vout->p_spu, i_channel );
- if( p_subpic == NULL )
- {
- return;
- }
-
- i_y_margin = p_vout->render.i_height / 15;
- i_x_margin = i_y_margin;
- i_width = p_vout->render.i_width / 20;
- i_height = i_width;
- i_x = p_vout->render.i_width - i_x_margin - i_width;
- i_y = i_y_margin;
-
- /* Create subpicture region and picture */
- CreatePicture( p_vout->p_spu, p_subpic, i_x, i_y, i_width, i_height );
-
- if( i_type == OSD_PAUSE_ICON )
- {
- int i_bar_width = i_width / 3;
- DrawRect( p_subpic, 0, 0, i_bar_width - 1, i_height -1, STYLE_FILLED );
- DrawRect( p_subpic, i_width - i_bar_width, 0,
- i_width - 1, i_height - 1, STYLE_FILLED );
- }
- else if( i_type == OSD_PLAY_ICON )
- {
- int i_mid = i_height >> 1;
- int i_delta = ( i_width - i_mid ) >> 1;
- int i_y2 = ( ( i_height - 1 ) >> 1 ) * 2;
- DrawTriangle( p_subpic, i_delta, 0, i_width - i_delta, i_y2,
- STYLE_FILLED );
- }
- else if( i_type == OSD_SPEAKER_ICON || i_type == OSD_MUTE_ICON )
- {
- int i_mid = i_height >> 1;
- int i_delta = ( i_width - i_mid ) >> 1;
- int i_y2 = ( ( i_height - 1 ) >> 1 ) * 2;
- DrawRect( p_subpic, i_delta, i_mid / 2, i_width - i_delta,
- i_height - 1 - i_mid / 2, STYLE_FILLED );
- DrawTriangle( p_subpic, i_width - i_delta, 0, i_delta, i_y2,
- STYLE_FILLED );
- if( i_type == OSD_MUTE_ICON )
- {
- uint8_t *p_a = p_subpic->p_region->picture.A_PIXELS;
- int i_pitch = p_subpic->p_region->picture.Y_PITCH;
- int i;
- for( i = 1; i < i_pitch; i++ )
- {
- int k = i + ( i_height - i - 1 ) * i_pitch;
- p_a[ k ] = 0xff - p_a[ k ];
- }
- }
- }
-
- spu_DisplaySubpicture( p_vout->p_spu, p_subpic );
-
vlc_object_release( p_vout );
- return;
}
projects / vlc / blobdiff